Font size
WorksheetsUnit 1 - Biochemistry Review
Total questions: 20
Worksheet time: 11mins
What is the function of this macromolecule?
Short term energy
Make up cell membranes
Speed up chemical reactions
Store genetic material
Which of the following is NOT a major role of lipids?
Carrying genetic material
Insulation
Make up biological membranes
Long term energy storage
Carbohydrates are important type of biological molecule to carry out life functions. Which is NOT true regarding carbohydrates?
Monomers are sugars like glucose
Living things store extra sugars as these complex molecules
Carbohydrates are the main substance that makes up biological membranes
A macromolecule is made up of carbon, hydrogen, and oxygen in a ratio of 1 carbon atom to 2 hydrogen atoms to 1 oxygen atom (1:2:1), what is the macromolecule?
Lipid
Carbohydrate
Nucleic Acid
Protein
Fats, oils, and cholesterol are all which types of macromolecule?
Nucleic acid
Carbohydrate
Protein
Lipid
Which type of macromolecule is responsible for lowering the activation energy for chemical reactions in the body?
Nucleic Acid
Protein (Enzymes)
Carbohydrate
Lipid
A sugar, phosphate group, and a nitrogen base form the building blocks of which macromolecule?
Carbohydrate
Nucleic Acid
True or False: Enzymes function best at specific temperatures
True
False
Which of the following are an example of a nucleic acid?
A molecule is composed of carbon, hydrogen, and oxygen. This molecule is soluble in oil but NOT in water. What type of macromolecule is this?
Which of the following about enzymes is false?
Enzymes are special proteins.
Enzymes are destroyed during chemical reactions.
True or False: Each enzyme has an optimal pH range.
True
False
Refer to the graph.
Which of the following is true about enzymes?
Enzyme activity decreases as temperature decreases
Enzyme activity decreases has temperature increases
Enzyme activity increases as temperature decreases
Enzyme activity increases as temperature increases
Which of the following does NOT impact enzyme activity?
pH
Amount of substrate present
Temperature
Salinity concentrations
True or False: Each enzyme's active site can fit any and all substrates.
True
False
Where might this macromolecule be found?
Making up cell membranes
Nucleus of a cell
Muscles
Speeding up chemical reactions
What type of macromolecule is this?
Carbohydrate
Lipid
Protein
Nucleic Acid
Carbohydrates are a type of macromolecule. Select all that is true about carbohydrates.
Main function is to provide short term energy
Monomer is glucose/saccarahide
They contain carbon, hydrogen, and oxygen in a ratio of 1:2:1
Store extra sugars as complex carbohydrates
Main substance makes up cell membranes
Proteins are a type of macromolecule. Select all that is true about proteins.
Made up of carbon, hydrogen, oxygen, and nitrogen
Monomer is the amino acid
Speeds up chemical reactions
Builds hormones and repairs cells and tissues
Are fats, oils, and waxes
Lipids are a type of macromolecule. Select all that is true about lipids.
Made up of carbon, hydrogen, and oxygen
Used as long term energy, makes up cell membranes, and insulates
NOT soluble in water
Are fats, oils, and waxes.
Used for short term energy
